{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x0ecb2b4f65d89be97340952a05bb3b29532fbc006ec2f4646b34fd325924bde9",
    "signature": "0x6cf573dafd6cfb96aa2e219c0a2edbb1c2ceda1e3b8177e939f7f1a52aaf6a637354bc4925d9989988cb3fcb4a6185e8e775db835bee03caa265cd33773aad2a1b",
    "signer": "0x68a290bdF97c9a69319e6C1Aa0E897f7Af453cED",
    "userId": "200282413"
  }
}